FacebookMail The elements that make up nearly all that you are and can see first came from the explosion of massive stars. Step inside one such explosion and explore the forces that connects each of us with the stars. If you like this article, please sign up for Snapshot, Portside's daily summary. Email (One summary e-mail a day, you can change anytime, and Portside is always free.) Leave this field blank Science cosmology astronomy human origins
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